I don’t think I really understood docker until I watched this video which takes you through building up a docker-like container system from scratch. It’s very understandable and easy to follow if you have a basic understanding of Linux operating systems. I recommend it to anyone I know working with docker:
Alternative Invidious link: https://yewtu.be/watch?v=8fi7uSYlOdc
It’s friends only where you can join the game a friend is running. (Also splitscreen if you’re local). It’s super customisable by the person who sets the game up. Pretty much everything is adjustable.